NPA-NXX - 541-578

This is the 541-578 subcode (NPA-NXX) prefix page. Follow a prefix to find the number you are looking for. We divide our pages up to make them more user friendly to navigate!

1. Area Codes
2. 541
3. 541-578

The 541-578 subcode mainly covers Mosier in Wasco county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Oregon state. Many of the numbers in this subcode are Cellular (Dedicated) registered to T-mobile. We hear they employ a large number of people in the Oregon office.
Recently there have been an increase in reported calls, we've had over 25213 comments across our systems for the 541-578 subcode.